—Someone is singing next door. Is it Amy?
—It ______ be her. She is giving a performance at the theatre now.
| A．can’t | B．mustn’t | C．needn’t | D．won’t |
相关试题
I have my own advantages and my friends have .
| A． | his |
B． | hers |
C． | theirs |
D． | ours |
In the picture, the students are . 
| A． | swimming |
| B． | playing ball games |
| C． | flying kites |
| D． | doing morning exercises |
﹣﹣﹣ Excuse me.I'm new here.Could you please tell me ？
﹣﹣﹣ In five minutes.（ ）
| A． | how soon will the next subway arrive |
| B． | how soon the next subway arrives |
| C． | how soon the next subway will arrive |
Elephants are smart animals.They have good memories.They can walk for a long time and never .（ ）
| A． | get mad |
B． | get lost |
C． | get worried |
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